def e(j, k):
ev = LightVector.l_sub(xyz[k - 1], xyz[j - 1])
ev.normalize()
return ev
def e(j, k):
ev = LightVector.l_sub(args[k - 1], args[j - 1])
ev.normalize()
return ev
def r(j, k):
return LightVector.l_sub(args[k - 1], args[j - 1]).magnitude()
def r(j, k):
return LightVector.l_sub(args[k-1], args[j-1]).magnitude()
def value_for_xyz(cls, xyz):
v1 = LightVector.l_sub(xyz[0], xyz[1])
v2 = LightVector.l_sub(xyz[2], xyz[1])
return angle_between_vectors(v1, v2)
def e(j, k):
ev = LightVector.l_sub(args[k-1], args[j-1]); ev.normalize()
return ev
def e(j, k):
ev = LightVector.l_sub(xyz[k-1], xyz[j-1]); ev.normalize()
return ev
def value_for_xyz(cls, xyz):
"""
"""
return LightVector.l_sub(xyz[1], xyz[0]).magnitude()
def value_for_xyz(cls, xyz):
v1 = LightVector.l_sub(xyz[0], xyz[1])
v2 = LightVector.l_sub(xyz[2], xyz[1])
return angle_between_vectors(v1, v2)
def value_for_xyz(cls, xyz):
"""
"""
return LightVector.l_sub(xyz[1], xyz[0]).magnitude()
